{"id":"F2006B02964","name":"AD/B737/64 Amdt 1 - Forward Door Escape Slide","slug":"ad-b737-64-amdt-1-forward-door-escape-slide","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":42306,"registerId":"commonwealth-F2006B02964-current","compilationNumber":null,"startDate":"2026-04-01","status":"InForce","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"AD/B737/64 Amdt 1 - Forward Door Escape Slide","content":"COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 \\- 105 CIVIL AVIATION SAFETY AUTHORITY\n\nSCHEDULE OF AIRWORTHINESS DIRECTIVES\n\n![](image.001.png)  \nBoeing 737 Series Aeroplanes\n\nAD/B737/64\n\nAmdt 1\n\n  \nForward Door Escape Slide 13/96\n\nApplicability: Model 737-300, \\-400, and \\-500 series aircraft, with line numbers up to and including 2211; equipped with Air Cruisers forward door escape slides as listed in Air Cruisers Company Service Bulletin 103-25-19, Revision 7.\n\nRequirement: Action in accordance with the technical requirements of FAA AD 96-18-04 Amdt 39- 9728.\n\nNote: References made in the FAA AD text to the FAA Principal Maintenance Inspector (PMI), shall be read as CASA District Office.\n\nCompliance: As specified in the Requirement Document.\n\nBackground: The FAA received reports of incorrectly routed and unserviceable forward door escape slide velcro girt retaining straps. This condition could result in unusable slides or jammed doors during an emergency evacuation.\n\nAmendment 1 is issued in response to a new FAA AD which requires modification of the escape slide girts.","sortOrder":0}],"analysis":{"kimi_summary":{"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"This is a narrow, technical safety directive focused on a specific mechanical defect in specific aircraft models. Amendment 1 maintains the original scope (escape slide safety) and simply updates the technical requirements to match revised US standards. No scope creep detected."},"complexity_factors":["Very short document (approximately 200 words)","Only 1 defined term implicitly referenced (Applicability criteria)","No nested legislative cross-references — simply adopts external FAA technical standard by reference","Single operational requirement with clear compliance pathway","No conditional logic or exceptions within the text itself","Technical complexity is outsourced to the referenced FAA AD document"],"plain_english_summary":"This is a **safety directive** (called an \"Airworthiness Directive\") issued by Australia's Civil Aviation Safety Authority (CASA) that applies to specific **Boeing 737 aircraft** (the -300, -400, and -500 models with serial numbers up to 2211).\n\n**What it does:**\n- Requires airlines and aircraft operators to **inspect and modify the emergency escape slides** located at the forward doors of these planes\n- Specifically targets slides made by **Air Cruisers** (a manufacturer)\n- The slides have a problem: the **velcro straps** that hold the escape slide in place can be routed incorrectly or become unserviceable\n\n**Why it matters:**\n- In an emergency evacuation, these faulty straps could cause **two dangerous problems**:\n  - The escape slide might be **unusable** (won't inflate or deploy properly)\n  - The door might **jam** (trapping passengers inside)\n- This directive mandates fixes to prevent these failures during real emergencies\n\n**What operators must do:**\n- Follow the technical instructions in a **US Federal Aviation Administration (FAA) directive** (AD 96-18-04)\n- Any mention of \"FAA Principal Maintenance Inspector\" in those US instructions should be read as contacting your **local CASA office** instead\n- Complete the work by the deadlines specified in the FAA document\n\n**This is Amendment 1** — it updates the original Australian directive to match a new US requirement about modifying the slide \"girts\" (the attachment straps/system)."},"flash_summary":{"complexity_score":4,"scope_assessment":{"changed":true,"description":"Amendment 1 updates AD/B737/64 to respond to a new FAA AD that specifically requires modification of the forward door escape slide girts. The original AD text is amended to incorporate that new FAA requirement by reference; the AD therefore expands or updates its technical obligations to include the girt modification mandated by FAA AD 96-18-04. (See: Amendment 1; Background; Requirement.)"},"complexity_factors":["Cross-reference to an external regulatory document (FAA AD 96-18-04) for technical requirements and compliance timing rather than including details in the AD text itself (Requirement; Compliance).","Narrow applicability by aircraft model, line-number range and equipment listed in a specific service bulletin (Applicability).","Replacement of an FAA supervisory role (PMI) with CASA District Office for administrative interactions, introducing an inter-agency procedural mapping (Note).","Safety-critical technical modification (escape slide girt routing) that requires precise workmanship and verification, with the AD relying on the referenced documents for those specifics (Background; Amendment 1).","Lack of cost, time, and implementation detail in the AD text meaning implementers must consult the referenced FAA AD and service bulletin to determine the operational burden (Requirement; Compliance)."],"plain_english_summary":"This CASA Airworthiness Directive requires operators of certain Boeing 737-300/-400/-500 aircraft (up to line 2211) with specified Air Cruisers forward door escape slides to comply with FAA AD 96-18-04, mandating modification of the slide velcro girt retaining straps. It responds to reports that misrouted or unserviceable straps could make slides unusable or jam doors during evacuations; CASA District Offices replace the FAA PMI for approvals."}},"importantCases":[],"_links":{"self":"/api/acts/ad-b737-64-amdt-1-forward-door-escape-slide","history":"/api/acts/ad-b737-64-amdt-1-forward-door-escape-slide/history","analysis":"/api/acts/ad-b737-64-amdt-1-forward-door-escape-slide/analysis","conflicts":"/api/acts/ad-b737-64-amdt-1-forward-door-escape-slide/conflicts","importantCases":"/api/acts/ad-b737-64-amdt-1-forward-door-escape-slide/important-cases","documents":"/api/acts/ad-b737-64-amdt-1-forward-door-escape-slide/documents"}}